CVE-2009-1791 の EPSS スコア履歴で、リスクの推移と悪用確率の変化を示します。優先度付けとセキュリティ分析に利用できます。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 8.48% | 6.53% | -1.94% |
| 2 | 2025-03-30 | 14.75% | 8.48% | -6.28% |
| 3 | 2025-03-29 | 8.48% | 14.75% | +6.28% |
| 4 | 2025-03-19 | 7.60% | 8.48% | +0.88% |
| 5 | 2025-03-17 | 4.12% | 7.60% | +3.47% |
| 6 | 2024-12-17 | 6.21% | 4.12% | -2.09% |
| 7 | 2023-11-24 | 6.85% | 6.21% | -0.64% |
| 8 | 2023-10-13 | 6.17% | 6.85% | +0.69% |
| 9 | 2023-08-29 | 5.71% | 6.17% | +0.46% |
| 10 | 2023-03-07 | 6.60% | 5.71% | -0.90% |
| 11 | 2022-02-04 | — | 6.60% | — |